CopilotOBD is an OBD2 scanner for reading vehicle fault codes. Plug in an ELM327 Bluetooth adapter to understand what they mean.
🔧 OBD2 SCAN
• Read stored, pending and permanent fault codes when supported by the vehicle
• Decode P, B, C and U codes returned by the vehicle
• See whether a scan is complete, partial or affected by a communication error
• Clear fault codes after repair when supported by the vehicle
🤖 AI-ASSISTED EXPLANATIONS
• Understand the likely cause and level of attention for a code
• Get general guidance and useful next checks
📊 LIVE ENGINE DATA
• RPM, speed, temperature, engine load and battery voltage
🛠️ VEHICLE FOLLOW-UP
• Diagnostic history
• Maintenance log and reminders
• Find nearby garages
Required hardware: a Bluetooth ELM327 OBD2 adapter, sold separately. CopilotOBD uses Bluetooth Low Energy (BLE).
Important: CopilotOBD provides generic engine OBD-II diagnostics. It may not cover airbags, ABS, power steering, dashboard, EMM or other manufacturer ECUs. It does not replace professional diagnosis.
OBD2 fault codes with an ELM327 Bluetooth adapter